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Finding the Third Proportional to 207,626 and 454,020

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Solution

The third proportional to 207,626 and 454,020 is: 992,814.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,626 : 454,020 = 454,020 : x
  2. Step 2: Convert to fraction form
    207,626/454,020 = 454,020/x
  3. Step 3: Cross multiply
    207,626x = 454,020 × 454,020
  4. Step 4: Simplify right side
    207,626x = 206,134,160,400
  5. Step 5: Solve for x
    x = 206,134,160,400/207,626
  6. Step 6: Final answer
    x = 992,814.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.